/**
 * ***************************************************************************** Copyright (c) 2003,
 * 2006 Subclipse project and others. All rights reserved. This program and the accompanying
 * materials are made available under the terms of the Eclipse Public License v1.0 which accompanies
 * this distribution, and is available at http://www.eclipse.org/legal/epl-v10.html
 *
 * <p>Contributors: Subclipse project committers - initial API and implementation
 * ****************************************************************************
 */
package org.tigris.subversion.subclipse.ui.actions;

import java.lang.reflect.InvocationTargetException;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.team.ui.history.IHistoryView;
import org.tigris.subversion.subclipse.ui.ISVNUIConstants;
import org.tigris.subversion.subclipse.ui.Policy;

/** Show history for selected local resource */
public class ShowResourceInHistoryAction extends WorkbenchWindowAction {
  /*
   * @see IActionDelegate#run(IAction)
   */
  public void execute(IAction action) throws InterruptedException, InvocationTargetException {
    if (action != null && !action.isEnabled()) {
      action.setEnabled(true);
    } else {
      run(
          new IRunnableWithProgress() {
            public void run(IProgressMonitor monitor) {
              IResource[] resources = getSelectedResources();
              if (resources.length != 1) return;
              IHistoryView view = (IHistoryView) showView(ISVNUIConstants.HISTORY_VIEW_ID);
              if (view != null) {
                view.showHistoryFor(resources[0]);
              }
            }
          },
          false /* cancelable */,
          PROGRESS_BUSYCURSOR);
    }
  }

  /** @see org.tigris.subversion.subclipse.ui.actions.SVNAction#getErrorTitle() */
  protected String getErrorTitle() {
    return Policy.bind("ShowHistoryAction.showHistory"); // $NON-NLS-1$
  }

  /**
   * @see org.tigris.subversion.subclipse.ui.actions.WorkspaceAction#isEnabledForMultipleResources()
   */
  protected boolean isEnabledForMultipleResources() {
    return false;
  }

  /**
   * @see org.tigris.subversion.subclipse.ui.actions.WorkspaceAction#isEnabledForAddedResources()
   */
  protected boolean isEnabledForAddedResources() {
    return false;
  }

  /**
   * @see org.tigris.subversion.subclipse.ui.actions.WorkspaceAction#isEnabledForCopiedResources()
   */
  protected boolean isEnabledForCopiedResources() {
    return true;
  }

  /*
   * @see org.tigris.subversion.subclipse.ui.actions.ReplaceableIconAction#getImageId()
   */
  protected String getImageId() {
    return ISVNUIConstants.IMG_MENU_SHOWHISTORY;
  }

  /* (non-Javadoc)
   * @see org.tigris.subversion.subclipse.ui.actions.WorkspaceAction#needsToSaveDirtyEditors()
   */
  @Override
  protected boolean needsToSaveDirtyEditors() {
    return false;
  }
}
